private void btnXoaPhong_Click(object sender, EventArgs e)
{
try
{
int i = dgvPhong.CurrentCell.RowIndex;
Phong p = new Phong();
p.MaPhong = dgvPhong.Rows[i].Cells["MaPhong"].Value.ToString();
dal_phong.XoaPhong(p);
dgvPhong.DataSource = dal_phong.ThongTinCacPhong();
MessageBox.Show("Xóa phòng có mã " + p.MaPhong.Trim() + " thành công");
}
catch (Exception)
{
throw;
}
}
